6746651045 has 8 divisors (see below), whose sum is σ = 8098156440. Its totient is φ = 5395870720.

The previous prime is 6746651027. The next prime is 6746651047. The reversal of 6746651045 is 5401566476.

It is a Cunningham number, because it is equal to 82138²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 6746651044 = 1^2 + 82138^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6746651045 - 2²² = 6742456741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6746650987 and 6746651005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6746651047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160580 + ... + 198189.

It is an arithmetic number, because the mean of its divisors is an integer number (1012269555).

Almost surely, 2^6746651045 is an apocalyptic number.

It is an amenable number.

6746651045 is a deficient number, since it is larger than the sum of its proper divisors (1351505395).

6746651045 is a wasteful number, since it uses less digits than its factorization.

6746651045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362535.

The product of its (nonzero) digits is 604800, while the sum is 44.

The square root of 6746651045 is about 82138.0000060873. Note that the first 5 decimals coincide. The cubic root of 6746651045 is about 1889.5689735903.

The spelling of 6746651045 in words is "six billion, seven hundred forty-six million, six hundred fifty-one thousand, forty-five".